Since 'smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)' will always return
false considering the 'smu_system_features_control(smu, false)' disabled
all SMU features.
Change-Id: I73956ffa51d6da8375c7c377895a221e13d31594
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 7c84d48c19e6..6d4c99b016f9 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1489,7 +1489,18 @@ static int smu_disable_dpm(struct smu_context *smu)
/* For baco, need to leave BACO feature enabled */
if (use_baco) {
- if (smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) {
+ /*
+ * Correct the way for checking whether SMU_FEATURE_BACO_BIT
+ * is supported.
+ *
+ * Since 'smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)' will
+ * always return false as the 'smu_system_features_control(smu, false)'
+ * was just issued above which disabled all SMU features.
+ *
+ * Thus 'smu_feature_get_index(smu, SMU_FEATURE_BACO_BIT)' is used
+ * now for the checking.
+ */
+ if (smu_feature_get_index(smu, SMU_FEATURE_BACO_BIT) >= 0) {
ret = smu_feature_set_enabled(smu, SMU_FEATURE_BACO_BIT, true);
if (ret) {
pr_warn("set BACO feature enabled failed, return %d\n", ret);
--
2.25.0
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